A cover assembly for a floor box includes a base with a central opening and a cover pivotally connected to the base by a hinge member. The hinge member has a hinge body with a first end pivotally connected to the base for pivoting with respect to the base and second end pivotally connected to the cover for pivoting with respect to the cover. A tab extends from the second end of the hinge body to contact a bottom surface of the cover to limit pivoting movement of the cover with respect to the hinge body. A slide surface is provided on the base that contacts an end of the cover during pivoting movement of the cover to prevent wear on a gasket with the opening of the base.
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1. A cover assembly for a floor box comprising:
a base defining a central opening for accessing the floor box;
a cover having a dimension to close said central opening, said cover having an outer face and an inner face opposite said outer face, said inner face facing inwardly with respect to a cavity of said floor box; and
a hinge having a hinge body with a longitudinal dimension, a first longitudinal end pivotally coupled to said base at a first pivot axis and a second longitudinal end pivotally coupled to said cover at a second pivot axis, said second longitudinal end of said hinge body having a tab extending longitudinally from said second longitudinal end to contact said inner face of said cover to limit pivoting of said cover with respect to said second pivot axis of said hinge body.
14. A cover assembly for a floor box, comprising
a base defining a central opening for accessing said floor box, said base having a first end and second end, a flange extending into said central opening and spaced from a top face of said base to define a recess, and a first raised member at said first end and extending upwardly from said flange, said raised member having a top face defining at least one slide surface in said opening at said first end;
a gasket on said flange and surrounding said central opening;
a cover having a dimension to close said central opening and contacting said top surface of said raised member during opening and closing of said cover with respect to said base; and
a hinge having a hinge body with a first end pivotally coupled to said base at a first pivot axis, and a second end pivotally coupled to said cover at a second pivot axis.
19. A cover assembly for a floor box, comprising:
a base defining a central opening for accessing said floor box, said base having a flange spaced from a top face of said base and extending into said central opening;
a cover having a dimension to close said central opening and to mate with said flange;
a sliding latch member coupled to said cover for sliding movement between a latched position and an unlatched position, said latch member having a first arm extending from a first side and second arm extending from a second side; and
an actuating member pivotally coupled to said cover about a pivot axis parallel to a plane of said cover, said actuating member having a first detent engaging said first arm and a second detent engaging said second arm, whereby pivoting said actuating member produces a sliding movement of said sliding latch; and
a hinge having a hinge body coupled to said cover and said base to pivot said cover between an open position where said cover is substantially parallel to said base and a closed position where said cover is received in said central opening.
2. The cover assembly of
said cover is pivotable between a first closed position and a second open position substantially 180° from said closed position.
3. The cover assembly of
said base has a top face, said top face of said cover aligned with and coplanar with said top face of said base when said cover is in the closed position, and
said top face of said cover lying flat against said top face of said base when said cover is in an open position.
4. The cover assembly of
said first longitudinal end of said hinge body is pivotally connected to said base at a pivot axis positioned below said top face of said base, and where said second longitudinal end of said hinge body is positionable with respect to said base between a first position below said top face of said base and a second position above said top face of said base.
5. The cover assembly of
said hinge body has a transverse dimension and where said first pivot axis is spaced apart from said second pivot axis along said longitudinal dimension and along said transverse dimension of said hinge body.
6. The cover assembly of
said tab on said hinge body extends in said longitudinal dimension of said hinge body in a longitudinal plane spaced from a longitudinal plane of said first pivot axis.
7. The cover assembly of
a recess defining said opening, said recess having a ledge, a gasket support on said ledge for forming a seal between said base and cover, and said base having a raised surface spaced from said ledge and positioned next to a top face of said gasket, said raised surface configured for contacting said cover during opening and closing of said cover with respect to said base.
8. The cover assembly of
said hinge body is coupled to a first end of said base and to a first end of said cover, said raised surface being positioned at said first end of said base to contact an edge of said cover during opening and closing of said cover, and where said edge of said cover slides on said raised surface to minimize sliding contact of said edge of said cover on said gasket.
9. The cover assembly of
said cover has a first end pivotally coupled to said hinge body and second end having a latch assembly, said latch assembly comprising:
a slide latch coupled to said cover for sliding in a plane of said cover between a retracted position and an extended latching position,
an actuating member pivotally coupled to said cover, said actuating member having a pivot axis parallel to said plane of said cover and a first detent engaging a first side of said slide latch and a second detent engaging a second side of said slide latch, whereby pivoting said actuating member causes sliding movement of said slide latch.
10. The cover assembly of
said slide latch has a first arm extending outwardly from a first side of said slide latch engaging said first detent and a second arm extending outwardly from a second side of said slide latch, and where said detents of said actuating member engages said arms to pivot said slide latch by pivoting of said actuating member.
11. The cover assembly of
a cord access opening, and
an access door pivotally coupled to said cover to close said cord access opening, said access door having two opposing pivot pins pivotally coupled to said cover to pivot said access door between a closed position to close said egress door and an open position, a compression spring washer on at least one said pivot pin and positioned between said cover and said access door to apply an axial force against said access door to retain said access door in said open position and said closed position.
12. The cover assembly of
said hinge body has a top face and a bottom face extending in said longitudinal dimension between said first longitudinal end and said second longitudinal end, and where said tab extends along said bottom face of said hinge body in said longitudinal dimension.
13. The cover assembly of
said first pivot axis of said hinge body is oriented in a first plane extending in said longitudinal dimension, and
said second pivot axis of said hinge body is oriented in a second plane extending in said longitudinal dimension and spaced from said first plane.
15. The cover assembly of
said raised member is provided on said flange extending into said central opening and spaced from a top face to define a recess, and
said raised member extends upwardly from said flange to define said slide surface spaced from a top face of said flange and said raised member being positioned next to said gasket.
16. The cover assembly of
said top surface of said raised member is substantially flush with a top surface of said gasket.
17. The cover assembly of
said base has a first end coupled to said hinge body, and said first raised member is positioned at said first end of said base to contact a first end of said cover during opening and closing of said cover.
18. The cover assembly of
said base has a first side and second side extending between said first end and second end of said base, said first raised member positioned on said first side of said base at said first end and a second raised member on said second side at said first end of said base, and
said cover having a first edge at a first end of said cover to slide on said first and second raised members during opening and closing of said cover, and where said first and second raised members are oriented outwardly from said gasket.
20. The cover assembly of
said flange has a first raised member on a first side at a first end of said base and a second raised member on a second side at said first end of said base, said first and second raised members defining first and second slide surfaces for contacting a first end of said cover during opening and closing of said cover.
21. The cover assembly of
said hinge body is coupled to said first end of said cover and said first end of said base.
22. The cover assembly of
said hinge body has a first end pivotally coupled to said first end of said base and a second end pivotally coupled to said first end of said cover.
23. The cover assembly of
said hinge body has a tab extending longitudinally from said second end of said hinge body and positioned to contact a bottom face of said cover to limit pivotable movement of said cover with respect to said hinge body.
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The present invention is directed to a cover assembly having a base and a hinged cover that pivots about 180° between an open position and closed position. The invention is particularly directed to a cover assembly having a hinge assembly that permits the cover to lay flat on the floor in the open position.
Electrical floor boxes are known in the art for covering electrical receptacle and other electrical devices when not in use. Often the floor box has a hinged cover that pivots from a closed position to an open position. Many floor boxes have a top surface that is raised from the floor creating a lip that interferes with the use of the box.
One example of prior a floor box is disclosed in U.S. Patent Publication No. 2010/0072198 to Roemer et al. This patent application discloses a floor mounting container for an electrical device where the cover can pivot 180° to lay flat in the open position. The hinge includes a hinge block having one end pivotally connected to the flange of the container and a second end pivotally connected to the cover.
U.S. Pat. No. 4,721,476 to Zeliff et al. discloses a floor box having a cover hinged to the box and a notch in the cover for receiving an egress door. U.S. Patent Publication No. 2008/0054135 to Galasso et al. discloses a recessed electrical outlet box having a hinged cover that can pivot 180°. The hinge of Galasso et al. is a four part hinge having two interconnected links between the frame and the cover.
U.S. Pat. No. 5,493,760 to Takimoto, and U.S. Pat. No. 4,928,350 to Morgan disclose biaxial hinge assemblies having a single link connecting two hinge portions together to allow the hinge to pivot 180° and lay flat on the frame.
U.S. Patent Publication No. 2008/0053679 to Galasso et al. also discloses a recessed outlet box having a cover that can pivot 180°. As shown in
U.S. Pat. No. 7,301,100 to Drane et al. discloses a floor box cover that is hinged to the flange. As shown in
GB 2 241 389 discloses a floor box having a hinged cover where the hinge has two interconnecting links to allow the cover to lay flat when in the open position.
U.S. Pat. No. 7,579,549 to Jolly discloses a floor box having a cover that can pivot open and then retract into a slot in the face of the box.
U.S. Pat. No. 7,851,703 to Drane discloses a gasket forming a sealing member around the opening of a door. The gasket has a water-resistant coating to provide a releasable and repositionable adhesive sealing surface prior to curing.
U.S. Pat. No. 7,459,632 to Bowman discloses a floor box having a hinged cover with a hinged egress door. The egress door has a sealing member on one side to form a seal between the egress door and the lid.
U.S. Pat. No. 6,669,041 to Almond Inc. discloses a floor box having a hinged cover and an egress door. The cover does not pivot 180° with respect to the frame.
U.S. Pat. No. 6,265,662 to Riedy et al. discloses a floor box with a hinged cover and an egress door. The frame of the floor box includes a gasket for forming a seal. The cover includes a spring and a cam surface to secure the door in the closed position.
U.S. Patent Publication No. 2010/0236023 to Wang et al. discloses a hinge assembly for an electronic device such as a notebook computer. The hinge device includes a series of washers mounted on a pivot pin to provide sufficient friction to hold the hinge in the selected position.
U.S. Patent Publication No. 2010/0206603 to Drane discloses a latching floor box cover having a lid pivotally connected to the frame, a latch on the frame, and a lid biasing device positioned between the lid and the frame where the biasing device is in engagement with the frame to urge the lid away from the closed position when the lid is unlatched.
U.S. Pat. No. 4,483,355 to Yuhara discloses a vanity case having a sliding latch mechanism in the housing and a hinged cover that is opened by a spring as shown in
While these devices have been generally suitable for the intended purpose there is continuing need in the industry for improved cover assemblies for floor boxes and hinge assemblies.
The present invention is directed to a floor box cover assembly where the cover pivots 180° between a closed position and an open position. The invention is particularly directed to cover assembly where the cover can pivot to an open position and lay flat on the floor surface without interference from the base of the cover assembly on the floor surface.
Accordingly one object of the invention is to provide a cover assembly for a floor box having a hinge assembly that enables the pivoting of the cover between a closed position where the cover is flush with the top surface of the base and an open position where the cover can lay flat on the floor.
Another feature of the invention is to provide a cover assembly having a hinge assembly with a hinge body that is pivotally connected to the base and pivotally connected to the cover. The hinge assembly enables a free range of movement of the cover with respect to the base.
A further feature of the invention is to provide a cover assembly for a floor box having a base and hinged cover. The base has a surface that contacts an edge of the cover during opening and closing of the cover to form a sliding surface to prevent excess wear to a gasket provided between the cover and the base. The gasket is positioned within a central opening of the base to form a seal between the cover and the base. The sliding surface is provided to contact the pivoting end of the cover during opening and closing to prevent sliding contact of the cover with the gasket and to guide the end of the cover to the closed position.
Another feature of the invention is to provide a cover assembly for a floor box where the cover is received in an opening in the base with the top surface of the cover flush with a top surface of the base when the cover is in the closed position. The cover is able to pivot to the open position with the top surface of the cover contacting a portion of the top surface of the base.
The cover assembly of the invention includes a hinge assembly that enables the cover to pivot to lay flat on the floor in the open position. The hinge assembly has a hinge body with one end pivotally coupled to a first end of the base and a second end pivotally coupled to a first end of the cover. The second end of the hinge body has a tab that extends from the hinge body to contact the bottom surface of the cover to limit pivoting movement of the cover with respect to the hinge body. The tab enables the hinge body to pivot with the cover about the pivot axis between the base and the hinge body while closing the cover.
The cover assembly includes a base with a central opening and a flange extending into the central opening. A gasket is provided on the top face of the flange to form a seal between the cover and the base. A slide member extends upward from the face of the flange to form a slide surface at the top face of the gasket so that the end edge of the cover slides on the slide member to prevent sliding contact with the gasket.
Another feature of the invention is to provide a cover assembly having a base and a hinged cover where the cover has a sliding latch assembly to latch the cover in the closed position. The latch assembly has an actuating member that is received in a recess in the cover so that the sliding latch body and the actuating member are flush with respect to the cover and the base.
Another feature of the invention is to provide a cover assembly with a sliding latch assembly having a latch body coupled to the cover for sliding movement between a closed position and an open position. The latch body has two outwardly extending arms extending from opposite sides of the latch body. An actuating member is pivotally coupled to the cover and has a pair of detents that engage the arms on the latch body to slide the latch body to the open position.
These and other aspects of the invention are basically attained by providing a cover assembly for a floor box where the cover assembly includes a base, a cover and a hinge assembly. The base defines a central opening for accessing the floor box. The cover has a dimension to close the central opening of the base. The hinge has a hinge body with a first end pivotally coupled to the base about a first pivot axis and a second end pivotally coupled to the cover about a second pivot axis. A tab extends from the second end of the hinge body to contact a bottom surface of the cover to limit pivoting of the cover with respect to the hinge body about the second pivot axis during closing of the cover.
The features of the invention are also attained by providing a cover assembly for a floor box including a base defining a central opening for accessing the floor box where the base has a first end and a second end. At least one slide surface is provided in the opening at the first end of the base. A cover is included having a dimension to close the central opening and contact the slide surface during opening and closing of the cover with respect to the base. A hinge has a hinge body for pivotally coupling the cover to the base. The hinge body has a first end pivotally coupled to the base at the first pivot axis and a second end pivotally coupled to the cover at the second pivot axis.
The various objects of the invention are also attained by providing a cover assembly for a floor box including a base, a cover and a hinge. The base defines a central opening for accessing the floor box and has a flange spaced from a top face of the base and extends into the central opening. The cover has a dimension to close the central opening and to mate with the flange. The hinge has a hinge body coupled to the cover and the base to pivot the cover with respect to the base between an open and closed position. The cover is substantially parallel to the base in the open position and is received in the central opening in the closed position.
These and other aspects, object and advantages of the invention will become apparent from the following detailed description of the invention which in conjunction with the annexed drawings disclose various embodiments of the invention.
The following is a brief description of the drawings in which:
The present invention is directed to a cover assembly for an electrical box. In particular, the invention is directed to a cover assembly for use with a floor box that is mounted in a floor to allow access to electrical components mounted in the box.
The cover assembly of the invention as shown in the drawings includes a cover assembly 10 having a base 12 and cover 14. The cover assembly 10 is configured to coupling to an electrical box 16. The electrical box 16 in the embodiment shown is a floor mounted box that is intended to be mounted in the floor of a building so that the electrical components are accessible to the user. The electrical box 16 can be any suitable construction as known in the art and is mounted in the floor so that the top edge is substantially flush with the floor surface. In the embodiment shown, the electrical box 16 has an open top end configured for coupling to the cover assembly. The electrical box 16 typically encloses electrical wiring device such as electrical receptacles, video connections and data connections.
Referring to
A gasket 28 is provided in the recessed area 30 on the flange 30 to form a seal between the cover 14 and the base 12 when the cover 14 is closed. The gasket 28 is preferably made from a resilient rubber material that is able form a waterproof or water tight seal between the cover 14 and the base 12 to prevent water and dirt from entering the box 16. As shown in
The flange 22 of the base 12 has a width to mate with cover 14. The flange 22 is formed with longitudinal side portions 36, a first end portion 38 and a second end portion 40 opposite the first end portion 38. In the embodiment shown in
The cover 14 is pivotally coupled to the base 12 by a hinge assembly 46. The hinge assembly 46 is configured to enable the cover 14 to pivot between a closed position shown in
The hinge assembly 46 includes a hinge mounting bracket 48 that is coupled to the first end portion 38 of the flange 22 as shown in the
Each hinge body 54 is configured for pivotally coupling the cover 14 to the base 12 and allowing a full range of pivoting motion between the cover 14 and the base 12. The hinge body 54 has a longitudinal dimension with a first end 60 and a second end 62. The first end 60 of the hinge body 54 has bore 64 for receiving the pivot pin 58 and pivotally coupling the hinge body 54 to the bracket 48 and the base 12. The bore 64 and pivot pin 58 define a first pivot axis of the hinge body 54 with respect to the base 12. The hinge body 58 is able to pivot with respect to the bracket 48 and the base 12 between a first position overlying the flange 22 and extending in a direction substantially parallel to the flange 22 with the cover 14 in the closed position as shown in
The second end 62 of the hinge body 54 has a bore 66 for receiving a pivot pin 68 for pivotally coupling the cover 14 to the hinge body 54. The bore 66 and pin 68 define a second pivot axis of the hinge body 54 spaced from the first pivot axis in a longitudinal direction with respect to the longitudinal dimension of the hinge body 54. In the embodiment shown, the bore 66 lies in a plane that is offset from the plane of the bore 64. In this manner the bores 64 and 66 define two pivot axes that are space apart along the longitudinal dimension of the hinge body 54 and spaced apart in a generally transverse direction of the hinge body 54 so that the bore 64 is spaced adjacent a first side 70 of the hinge body 54 and the bore 66 is adjacent a second side 72 of the hinge body 54.
As shown in
The hinge body 54 enables the cover 14 to pivot freely between the open position and the closed position to lay flat against the top surface of the base 12 and the floor surface. Referring to
To close the cover 14 the cover is pivoted from the position shown in
The end of the cover 14 engages the slide surface 43 of the raised member 42 during opening and closing of the cover 14 as depicted in FIGS. 9-11. The top slide surface 43 of the raised member 42 forms a bearing surface for the edge of the cover 14 as shown in
The cover 14 as shown in
The hinge end 92 has a pair of slots 96 for receiving the hinge body 54. As shown in
The side edges 90 of the cover 14 each include an access opening 100 and a movable access door 102 to allow electrical cords to pass through when the cover 14 is closed. Each access door 102 has an inner edge with a gasket 104 and an outer edge 106 for mating with the recessed area 30 and the gasket 28 on the base 12. As shown in
The front end 94 of the cover 14 has a sliding latch assembly 120 that is able to latch the cover 14 in the closed position. The latch assembly 120 includes a main latch body 122 that slides within an opening 124 in the end of the cover so that the body 122 slides between a latched position and an unlatched position. A handle 126 is provided for actuating the sliding body 122.
Referring to
Each side of the body has an outwardly extending arm 138 that slides in an open area 140 in the cover 14 adjacent the opening 124. The handle 126 as shown in
While various embodiments have been chosen to illustrate the invention, it will be understood by those skilled in the art that various changes and modifications can be made without departing from the scope of the invention and defined in the appended claims.
Marchetti, Michael J., Scanzillo, Thomas L., Carbone, Christopher A., Papageorge, Ryan G.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 15 2013 | Hubbell Incorporated | (assignment on the face of the patent) | / | |||
Mar 15 2013 | SCANZILLO, THOMAS L | Hubbell Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 030724 | /0564 | |
Mar 15 2013 | MARCHETTI, MICHAEL J | Hubbell Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 030724 | /0564 | |
Mar 15 2013 | CARBONE, CHRISTOPHER A | Hubbell Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 030724 | /0564 | |
Mar 15 2013 | PAPAGEORGE, RYAN G | Hubbell Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 030724 | /0564 |
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